# 使用hello 模块
from hello import useSys
from hello import _secret

def log(func):
    def wrapper(*args, **kw):
        print(func.__name__)
        func(*args, **kw)
        # print(__author__), 拿不到
    return wrapper

useSys = log(useSys)

print(_secret)

if __name__ == "__main__":
    useSys()